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Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.47 by root, Sun Jan 7 02:39:14 2007 UTC vs.
Revision 1.120 by root, Mon Apr 12 05:22:38 2010 UTC

1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 *
6 * Deliantra is free software: you can redistribute it and/or modify it under
7 * the terms of the Affero GNU General Public License as published by the
8 * Free Software Foundation, either version 3 of the License, or (at your
9 * option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the Affero GNU General Public License
17 * and the GNU General Public License along with this program. If not, see
18 * <http://www.gnu.org/licenses/>.
19 *
20 * The authors can be reached via e-mail to <support@deliantra.net>
21 */
22
1// 23//
2// cfperl.h perl interface 24// cfperl.h perl interface
3// 25//
4#ifndef CFPERL_H__ 26#ifndef CFPERL_H__
5#define CFPERL_H__ 27#define CFPERL_H__
6 28
7#include <cstdio>
8
9using namespace std; 29using namespace std;
10 30
11#include <EXTERN.h> 31#include <EXTERN.h>
12#include <perl.h> 32#include <perl.h>
13#include <XSUB.h> 33#include <XSUB.h>
14 34
15#include <EventAPI.h> 35#include <EVAPI.h>
16#include <CoroAPI.h> 36#include <CoroAPI.h>
17 37
18#include "util.h" 38#include "util.h"
19#include "keyword.h" 39#include "keyword.h"
20#include "dynbuf.h" 40#include "dynbuf.h"
… …
25// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 45// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
26#undef localtime 46#undef localtime
27#undef srand48 47#undef srand48
28#undef drand48 48#undef drand48
29#undef srandom 49#undef srandom
50#undef opendir
30#undef readdir 51#undef readdir
52#undef closedir
31#undef getprotobyname 53#undef getprotobyname
32#undef gethostbyname 54#undef gethostbyname
33#undef ctime 55#undef ctime
34#undef strerror 56#undef strerror
57#undef _
35 58
36// same here, massive symbol spamming 59// same here, massive symbol spamming
37#undef do_open 60#undef do_open
38#undef do_close 61#undef do_close
39#undef ref 62#undef ref
… …
44#undef random 67#undef random
45#undef crypt 68#undef crypt
46 69
47////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 70//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
48 71
72#define _(msg) (msg)
73#define N_(msg) (msg)
74
75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
76
49// some macros to simplify perl in-calls 77// some macros to simplify perl in-calls
50 78
51#define CHECK_ERROR \ 79#define CHECK_ERROR \
52 if (SvTRUE (ERRSV)) \ 80 if (SvTRUE (ERRSV)) \
53 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 81 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
54 82
83inline int call_pvsv (const char *ob, I32 flags) { return call_pv (ob, flags); }
84inline int call_pvsv (SV *ob, I32 flags) { return call_sv (ob, flags); }
85
86// TODO: temporarily enabled pushstack/popstack for all calls from the core, to maybe fix object memleak?
87#define CALL_PUSH PUSHSTACKi (PERLSI_UNKNOWN)
88#define CALL_POP PUTBACK; POPSTACK; SPAGAIN
55#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 89#define CALL_BEGIN(args) dSP; CALL_PUSH; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
56#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 90#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
57#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 91#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
58#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 92#define CALL_CALL(name, flags) PUTBACK; int count = call_pvsv (name, (flags) | G_EVAL); SPAGAIN;
59#define CALL_END CHECK_ERROR; FREETMPS; LEAVE 93#define CALL_END PUTBACK; CHECK_ERROR; FREETMPS; LEAVE; CALL_POP
60 94
61////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 95//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
62 96
63void cfperl_init (); 97void cfperl_init ();
64void cfperl_main (); 98void cfperl_main ();
99void cfperl_tick ();
100void cfperl_emergency_save ();
101void cfperl_cleanup (int make_core);
102void cfperl_make_book (object *book, int level);
103void cfperl_send_msg (client *ns, int color, const_utf8_string type, const_utf8_string msg);
104int cfperl_can_merge (object *ob1, object *ob2);
105void cfperl_mapscript_activate (object *ob, int state, object *activator, object *originator = 0);
65 106
66////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 107bool is_match_expr (const_utf8_string expr);
108// applies the match expression and returns true if it matches
109bool match (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
110// same as above, but returns the first object found, or 0
111object *match_one (const_utf8_string expr, object *ob, object *self = 0, object *source = 0, object *originator = 0);
67 112
113//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
114
115#if IVSIZE >= 8
116 typedef IV val64;
117 typedef IV uval64;
118# define newSVval64 newSViv
119# define SvVAL64 SvIV
120# define newSVuval64 newSVuv
121# define SvUVAL64 SvUV
122#else
123 typedef double val64;
124 typedef double uval64;
125# define newSVval64 newSVnv
126# define SvVAL64 SvNV
127# define newSVuval64 newSVnv
128# define SvUVAL64 SvNV
129#endif
130
68// virtual server time, excluding time jumps and lag 131extern tstamp runtime; // virtual server time, excluding time jumps and lag
69extern double runtime; 132extern tstamp NOW; // real time of current server tick
70 133
71enum event_klass 134enum event_klass
72{ 135{
73 KLASS_NONE, 136 KLASS_NONE,
74 KLASS_GLOBAL, 137 KLASS_GLOBAL,
… …
85# define def(klass,name) EVENT_ ## klass ## _ ## name, 148# define def(klass,name) EVENT_ ## klass ## _ ## name,
86# include "eventinc.h" 149# include "eventinc.h"
87# undef def 150# undef def
88 NUM_EVENT_TYPES 151 NUM_EVENT_TYPES
89}; 152};
153
154// in which global events or per-type events are we interested
155extern bitset<NUM_EVENT_TYPES> ev_want_event;
156extern bitset<NUM_TYPES> ev_want_type;
90 157
91#define ARG_AV(o) DT_AV , static_cast<AV *> (o) 158#define ARG_AV(o) DT_AV , static_cast<AV *> (o)
92#define ARG_INT(v) DT_INT , static_cast<int> (v) 159#define ARG_INT(v) DT_INT , static_cast<int> (v)
93#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v) 160#define ARG_INT64(v) DT_INT64 , static_cast<sint64> (v)
94#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v) 161#define ARG_DOUBLE(v) DT_DOUBLE, static_cast<double> (v)
… …
101#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 168#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
102#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 169#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
103#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 170#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
104 171
105// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 172// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
106 173#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
107// all these return true when the normal event processing should be skipped (if any)
108#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 174#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
109#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 175#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
110#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 176#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
111#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 177#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
112#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 178#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
113#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 179#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
114 180
115//TODO should index into @result 181//TODO should index into @result
116#define RESULT(idx,type) cfperl_result_ ## type (idx) 182#define RESULT(idx,type) cfperl_result_ ## type (idx)
117#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 183#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
118#define RESULT_INT(idx) RESULT(idx, INT) 184#define RESULT_INT(idx) RESULT(idx, INT)
… …
121int cfperl_result_INT (int idx); 187int cfperl_result_INT (int idx);
122 188
123////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 189//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
124 190
125INTERFACE_CLASS (attachable) 191INTERFACE_CLASS (attachable)
126struct attachable 192struct attachable : refcnt_base
127{ 193{
128 static MGVTBL vtbl; 194 static MGVTBL vtbl;
195
196 enum {
197 F_DESTROYED = 0x01,
198 F_DEBUG_TRACE = 0x02,
199 };
200 uint8 ACC (RW, attachable_flags);
129 201
130 static unordered_vector<attachable *> mortals; 202 static unordered_vector<attachable *> mortals;
131 MTH static void check_mortals (); 203 MTH static void check_mortals ();
132 204
133 enum {
134 F_DESTROYED = 0x01,
135 F_BORROWED = 0x02,
136 };
137
138 // object is delete'd after the refcount reaches 0 205 // object is delete'd after the refcount reaches 0
139 mutable int ACC (RW, refcnt); 206 MTH int refcnt_cnt () const;
140 int ACC (RW, flags);
141
142 MTH void refcnt_inc () const { ++refcnt; }
143 MTH void refcnt_dec () const { --refcnt; }
144
145 // check wether the object has died and destroy 207 // check wether the object has died and destroy
146 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 208 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
147 209
148 // destroy the object unless it was already destroyed 210 // destroy the object unless it was already destroyed
149 // this politely asks everybody interested the reduce 211 // this politely asks everybody interested the reduce
150 // the refcount to 0 as soon as possible. 212 // the refcount to 0 as soon as possible.
151 MTH void destroy (); 213 MTH void destroy ();
152 214
153 // return wether an object was destroyed already 215 // return wether an object was destroyed already
154 MTH bool destroyed () const { return flags & F_DESTROYED; } 216 MTH bool destroyed () const { return attachable_flags & F_DESTROYED; }
217
218 // destruct and free the memory for this object
219 virtual void do_delete ();
155 220
156 virtual void gather_callbacks (AV *&callbacks, event_type event) const; 221 virtual void gather_callbacks (AV *&callbacks, event_type event) const;
157 222
158#if 0 223#if 0
159private: 224private:
… …
163 228
164 HV *self; // CF+ perl self 229 HV *self; // CF+ perl self
165 AV *cb; // CF+ callbacks 230 AV *cb; // CF+ callbacks
166 shstr attach; // generic extension attachment information 231 shstr attach; // generic extension attachment information
167 232
233 void sever_self (); // sever this object from its self, if it has one.
168 void optimise (); // possibly save some memory by destroying unneeded data 234 void optimise (); // possibly save some memory by destroying unneeded data
169 235
170 attachable () 236 attachable ()
171 : flags (0), refcnt (0), self (0), cb (0), attach (0) 237 : attachable_flags (0), self (0), cb (0), attach (0)
172 { 238 {
173 } 239 }
174 240
175 attachable (const attachable &src) 241 attachable (const attachable &src)
176 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 242 : attachable_flags (0), self (0), cb (0), attach (src.attach)
177 { 243 {
178 } 244 }
179 245
180 virtual ~attachable (); 246 // set a custom key to the given value, or delete it if value = 0
247 void set_key (const_utf8_string key, const_utf8_string value = 0, bool is_utf8 = 0);
248
249 void set_key_text (const_utf8_string key, const_utf8_string value = 0)
250 {
251 set_key (key, value, 1);
252 }
253
254 void set_key_data (const_utf8_string key, const_utf8_string value = 0)
255 {
256 set_key (key, value, 0);
257 }
181 258
182 attachable &operator =(const attachable &src); 259 attachable &operator =(const attachable &src);
183 260
261 // used to _quickly_ decide wether to shortcut the evaluation
262 bool should_invoke (event_type event)
263 {
264 return ev_want_event [event] || cb;
265 }
266
184 bool invoke (event_type event, ...); 267 bool invoke (event_type event, ...);
268
185 void instantiate (); 269 MTH void instantiate ();
186 void reattach (); 270 void reattach ();
187 271
188protected: 272protected:
189 // do the real refcount checking work 273 // do the real refcount checking work
190 void do_check (); 274 void do_check ();
191 275
192 // the method that does the real destroy work 276 // the method that does the real destroy work
193 virtual void do_destroy (); 277 virtual void do_destroy ();
278
279 // destructor is protected, should not be called by anybody
280 virtual ~attachable ();
194}; 281};
195 282
196// the global object is a pseudo object that cares for the global events 283// the global object is a pseudo object that cares for the global events
197struct global : attachable 284struct global : attachable
198{ 285{
… …
201 288
202extern struct global gbl_ev; 289extern struct global gbl_ev;
203 290
204////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 291//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
205 292
293// a little dirty hack, maybe unify with something else at a later time
294struct keyword_string
295{
296 const char *s;
297 const int l;
298
299 keyword_string (const char *s, int l)
300 : s(s), l(l)
301 { }
302
303 keyword_string (keyword kw)
304 : s(keyword_str [kw]), l(keyword_len [kw])
305 {
306 }
307
308 keyword_string (shstr_tmp sh)
309 : s(&sh), l(sh.length ())
310 {
311 }
312};
313
314#define CS(keyword) keyword_string (# keyword, sizeof (# keyword) - 1)
315#define KW(keyword) CS(keyword)
316
317INTERFACE_CLASS(object_freezer)
206struct object_freezer : dynbuf 318struct object_freezer : dynbuf_text
207{ 319{
208 AV *av; 320 AV *av;
209 321
210 object_freezer (); 322 object_freezer ();
211 ~object_freezer (); 323 ~object_freezer ();
212 324
325 // serialise perl part
213 void put (attachable *ext); 326 void put_ (attachable *ext);
214 327 void put (attachable *ext)
215 // used only for user-defined key-value pairs
216 void put (const shstr &k, const shstr &v)
217 { 328 {
329 if (expect_false (ext->self))
330 put_ (ext);
331 }
332
333 // null value (== no space after keyword)
334 void put (const keyword_string k)
335 {
336 char *p = force (k.l + 1);
337 memcpy (p, k.s, k.l); p += k.l; *p++ = '\n';
338 alloc (p);
339 }
340
341 void put (const keyword_string k, const keyword_string v)
342 {
343 char *p = force (k.l + 1 + v.l + 1);
344 memcpy (p, k.s, k.l); p += k.l; *p++ = ' ';
345 memcpy (p, v.s, v.l); p += v.l; *p++ = '\n';
346 alloc (p);
347 }
348
349 void put (const keyword_string k, const_utf8_string v)
350 {
351 if (expect_true (v))
352 put (k, keyword_string (v, strlen (v)));
353 else
354 put (k);
355 }
356
357 void put (const keyword_string k, shstr_tmp v)
358 {
359 put (k, keyword_string (v));
360 }
361
362 void put (const keyword_string k, double v)
363 {
364 char *p = force (MAX_KEYWORD_LEN + 2 + 32);
365 memcpy (p, k.s, k.l); p += k.l; *p++ = ' ';
366 p += sprintf (p, "%.7g", v); *p++ = '\n';
367 alloc (p);
368 }
369
370 void put_(const keyword_string k, sint64 v)
371 {
372 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
218 add (k); 373 fadd (k.s, k.l);
219
220 if (v)
221 add (' '), add (v);
222
223 add ('\n');
224 }
225
226 //TODO//temporary, used only for saving body locations
227 void put (const char *k, int v)
228 {
229 add (k);
230 add (' '); 374 fadd (' ');
231 add (sint32 (v));
232 add ('\n');
233 }
234
235 template<typename T>
236 void put_string (keyword k, const T &v)
237 {
238 int klen = keyword_len [k];
239 int vlen = v ? strlen (v) + 1 : 0;
240
241 char *p = (char *)alloc (klen + vlen + 1);
242
243 memcpy (p, keyword_str [k], klen); p += klen;
244
245 if (v)
246 {
247 *p++ = ' '; vlen--;
248 memcpy (p, v, vlen); p += vlen;
249 }
250
251 *p = '\n';
252 }
253
254 void put (keyword k, const char *v = 0)
255 {
256 put_string (k, v);
257 }
258
259 void put (keyword k, const shstr &v)
260 {
261 put_string (k, v);
262 }
263
264 void put (keyword k, double v)
265 {
266 char buf [128];
267
268 snprintf (buf, 128, "%.7g", v);
269
270 put (k, (const char *)buf);
271 }
272
273 void put_(keyword k, sint64 v)
274 {
275 add (keyword_str [k], keyword_len [k]);
276 add (' ');
277 add (v); 375 add (v);
278 add ('\n'); 376 fadd ('\n');
279 } 377 }
280 378
281 void put_(keyword k, sint32 v) 379 void put_(const keyword_string k, sint32 v)
282 { 380 {
283 add (keyword_str [k], keyword_len [k]); 381 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
382 fadd (k.s, k.l);
284 add (' '); 383 fadd (' ');
285 add (v); 384 add (v);
286 add ('\n'); 385 fadd ('\n');
287 } 386 }
288 387
289 void put (keyword kbeg, keyword kend, const shstr &v) 388 void put (const keyword_string k, float v) { put (k, (double)v); }
290 { 389 void put (const keyword_string k, signed char v) { put_(k, (sint32)v); }
291 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n'); 390 void put (const keyword_string k, unsigned char v) { put_(k, (sint32)v); }
391 void put (const keyword_string k, signed short v) { put_(k, (sint32)v); }
392 void put (const keyword_string k, unsigned short v) { put_(k, (sint32)v); }
393 void put (const keyword_string k, signed int v) { put_(k, (sint32)v); }
394 void put (const keyword_string k, unsigned int v) { put_(k, (sint64)v); }
395 void put (const keyword_string k, signed long v) { put_(k, (sint64)v); }
396 void put (const keyword_string k, unsigned long v) { put_(k, (sint64)v); }
397 void put (const keyword_string k, signed long long v) { put_(k, (sint64)v); }
398 void put (const keyword_string k, unsigned long long v) { put_(k, (sint64)v); }
292 399
293 if (v) 400 void put (const keyword_string kbeg, const keyword_string kend, shstr_tmp v)
401 {
402 force (MAX_KEYWORD_LEN + 1);
403 fadd (kbeg.s, kbeg.l); fadd ('\n');
404
405 if (expect_true (v))
294 { 406 {
295 add (v); 407 add (v);
296 add ('\n'); 408 add ('\n');
297 } 409 }
298 410
299 add (keyword_str [kend], keyword_len [kend]); add ('\n'); 411 force (MAX_KEYWORD_LEN + 1);
412 fadd (kend.s, kend.l); fadd ('\n');
300 } 413 }
301 414
302 void put (keyword k, float v) { put (k, (double)v); } 415 void put (const keyword_string k, archetype *v);
303 void put (keyword k, signed char v) { put_(k, (sint32)v); } 416 void put (const keyword_string k, treasurelist *v);
304 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 417 void put (const keyword_string k, faceinfo *v);
305 void put (keyword k, signed short v) { put_(k, (sint32)v); }
306 void put (keyword k, unsigned short v) { put_(k, (sint32)v); }
307 void put (keyword k, signed int v) { put_(k, (sint32)v); }
308 void put (keyword k, unsigned int v) { put_(k, (sint64)v); }
309 void put (keyword k, signed long v) { put_(k, (sint64)v); }
310 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
311 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
312 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
313 418
314 template<typename T> 419 template<typename T>
315 void put (keyword k, const T *v)
316 {
317 if (v)
318 put (k, v->name);
319 else
320 put (k, (const char *)0);
321 }
322
323 template<typename T>
324 void put (keyword k, const refptr<T> &v) 420 void put (const keyword_string k, const refptr<T> &v)
325 { 421 {
326 put (k, (T *)v); 422 put (k, (T *)v);
327 } 423 }
328 424
329 bool save (const char *path); 425 MTH bool save (const_octet_string path);
330 char *as_string (); // like strdup 426 utf8_string as_string (); // like strdup
331 427
332 operator bool () { return !!av; } 428 operator bool () { return !!av; }
333}; 429};
334 430
335// compatibility support, should be removed when no longer needed 431INTERFACE_CLASS(object_thawer)
336int fprintf (object_freezer &freezer, const char *format, ...);
337int fputs (const char *s, object_freezer &freezer);
338
339struct object_thawer 432struct object_thawer
340{ 433{
434 char *line; // current beginning of line
341 SV *text; // text part 435 SV *text; // text part
342 AV *av; // perl part 436 AV *av; // perl part
343 char *line; // current beginning of line 437 int linenum;
344 char *last_keyword, *last_value; 438 keyword kw;
439 char *kw_str; // the keyword parsed, as string
440 char *value; // the value, or 0 if no value
441 const char *value_nn; // the value, or the empty string if no value
345 const char *name; 442 const char *name;
346 443
347 operator bool () { return !!text; } 444 operator bool () const { return !!text; }
348 445
349 object_thawer (const char *path = 0); 446 object_thawer (const_utf8_string path = 0);
350 object_thawer (const char *data, AV *perlav); 447 object_thawer (const_utf8_string data, AV *perlav);
351 ~object_thawer (); 448 ~object_thawer ();
352 449
353 void get (attachable *obj, int oid); 450 void get (attachable *obj, int oid);
354 451
355 keyword get_kv (); // also parse value for later use 452 // parse next line
356 void skip_kv (keyword kw); 453 MTH void next ();
454 // skip the current key-value (usually fetch next line, for
455 // multiline-fields, skips till the corresponding end-kw
456 MTH void skip ();
457 MTH void skip_block (); // skips till and over KW_end
357 458
358 const char *get_str () { return last_value; } // may be 0 459 bool has_value () { return value; }
359 460 const_utf8_string get_str () { return value_nn; } // empty string when missing
360 void get (shstr &sh) const;
361 void get_ornull (shstr &sh) const { sh = last_value; }
362 void get_ml (keyword kend, shstr &sh); 461 void get_ml (keyword kend, shstr &sh);
363 462
463 void get_ornull (shstr &sh) const { sh = value; }
464 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
465
466 bool get_bool () const { return *value_nn == '1'; }
364 sint32 get_sint32 () const; 467 sint32 get_sint32 () const;
365 sint64 get_sint64 () const; 468 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
366 double get_double () const; 469 double get_double () const { return strtod (value_nn, 0); }
367 470
368 void get (float &v) { v = get_double (); } 471 void get (float &v) { v = get_double (); }
369 void get (double &v) { v = get_double (); } 472 void get (double &v) { v = get_double (); }
370 473
371 void get (bool &i) { i = get_sint32 (); } 474 void get (bool &i) { i = get_bool (); }
372 void get (sint8 &i) { i = get_sint32 (); } 475 void get (sint8 &i) { i = get_sint32 (); }
373 void get (uint8 &i) { i = get_sint32 (); } 476 void get (uint8 &i) { i = get_sint32 (); }
374 void get (sint16 &i) { i = get_sint32 (); } 477 void get (sint16 &i) { i = get_sint32 (); }
375 void get (uint16 &i) { i = get_sint32 (); } 478 void get (uint16 &i) { i = get_sint32 (); }
376 void get (sint32 &i) { i = get_sint32 (); } 479 void get (sint32 &i) { i = get_sint32 (); }
377 480
378 void get (uint32 &i) { i = get_sint64 (); } 481 void get (uint32 &i) { i = get_sint64 (); }
379 void get (sint64 &i) { i = get_sint64 (); } 482 void get (sint64 &i) { i = get_sint64 (); }
380};
381 483
484 MTH void parse_warn (const_utf8_string msg);
485 MTH bool parse_error (const_utf8_string type = 0, const_utf8_string name = 0, bool skip = true);
486
487 struct delayed_ref {
488 attachable *op;
489 object_ptr *ptr;
490 const_utf8_string ref;
491 };
492 std::vector<delayed_ref> delrefs;
493
494 void delayed_deref (attachable *op, object_ptr &ptr, const_utf8_string ref);
495 MTH void resolve_delayed_derefs (bool deref = true);
496};
497
498//TODO: remove
382char *fgets (char *s, int n, object_thawer &thawer); 499char *fgets (char *s, int n, object_thawer &thawer);
383 500
384////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 501//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
385 502
386struct coroapi { 503struct coroapi {
387 static struct CoroAPI *GCoroAPI; 504 static struct CoroAPI *GCoroAPI;
388 505
506 static EV_ATOMIC_T cede_pending;
507
389 static int nready () { return CORO_NREADY; } 508 static int nready () { return CORO_NREADY; }
390 static int cede () { return CORO_CEDE ; } 509 static int cede () { cede_pending = 0; return CORO_CEDE ; }
391 510
392 static int cede_counter; 511 static void do_cede_to_tick ();
393 512
394 static void cede_every (int count) 513 // actually cede's far more often
514 static bool cede_to_tick ()
395 { 515 {
396 if (++cede_counter >= count) 516 if (expect_true (!cede_pending))
397 { 517 return false;
398 cede_counter = 0;
399 518
400 if (coroapi::nready ()) 519 do_cede_to_tick ();
401 coroapi::cede (); 520 return true;
402 }
403 } 521 }
404};
405 522
406struct watcher_base 523 static void wait_for_tick ();
524 static void wait_for_tick_begin ();
525};
526
527struct evapi
407{ 528{
408 static struct EventAPI *GEventAPI; 529 static struct EVAPI *GEVAPI;
409}; 530};
410 531
411template<class base>
412struct watcher : watcher_base
413{
414 base *pe;
415
416 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
417 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
418 void now () { GEventAPI->now ((pe_watcher *)pe); }
419 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
420 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
421
422 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
423
424 ~watcher ()
425 {
426 cancel ();
427 }
428
429private:
430 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
431};
432
433struct iw : watcher<pe_idle>, callback<void (iw &)>
434{
435 template<class O, class M>
436 iw (O object, M method)
437 : callback<void (iw &)> (object, method)
438 {
439 alloc ();
440 }
441
442private:
443 void alloc ();
444};
445
446struct iow : watcher<pe_io>, callback<void (iow &, int)> 532struct iow : ev_io, evapi, callback<void (iow &, int)>
447{ 533{
534 static void thunk (EV_P_ struct ev_io *w_, int revents)
535 {
536 iow &w = *static_cast<iow *>(w_);
537
538 w (w, revents);
539 }
540
448 template<class O, class M> 541 template<class O, class M>
449 iow (O object, M method) 542 iow (O object, M method)
450 : callback<void (iow &, int)> (object, method) 543 : callback<void (iow &, int)> (object, method)
451 { 544 {
452 alloc (); 545 ev_init ((ev_io *)this, thunk);
453 } 546 }
454 547
455 void fd (int fd); 548 void prio (int prio)
456 int poll (); 549 {
550 ev_set_priority ((ev_io *)this, prio);
551 }
552
553 void set (int fd, int events)
554 {
555 ev_io_set ((ev_io *)this, fd, events);
556 }
557
558 int poll () const { return events; }
559
457 void poll (int events); 560 void poll (int events);
458 561
459private: 562 void start ()
460 void alloc (); 563 {
564 ev_io_start (EV_DEFAULT, (ev_io *)this);
565 }
566
567 void stop ()
568 {
569 ev_io_stop (EV_DEFAULT, (ev_io *)this);
570 }
571
572 ~iow ()
573 {
574 stop ();
575 }
576};
577
578struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
579{
580 static void thunk (EV_P_ struct ev_async *w_, int revents)
581 {
582 asyncw &w = *static_cast<asyncw *>(w_);
583
584 w (w, revents);
585 }
586
587 template<class O, class M>
588 asyncw (O object, M method)
589 : callback<void (asyncw &, int)> (object, method)
590 {
591 ev_init ((ev_async *)this, thunk);
592 }
593
594 void start ()
595 {
596 ev_async_start (EV_DEFAULT, (ev_async *)this);
597 }
598
599 void stop ()
600 {
601 ev_async_stop (EV_DEFAULT, (ev_async *)this);
602 }
603
604 ~asyncw ()
605 {
606 stop ();
607 }
461}; 608};
462 609
463#endif 610#endif
464 611

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